#include <stdio.h>

typedef unsigned char *byte_pointer;

void show_bytes(byte_pointer start,int len){
	int i;
	for(i=0;i<len;i++)
		printf("%.2x",start[i]);
	printf("\n");
}

void show_int(int x){
	show_bytes((byte_pointer)&x,sizeof(int));
}

void show_float(float x){
	show_bytes((byte_pointer) &x,sizeof(float));
}

void show_pointer(void *x){
	show_bytes((byte_pointer) &x,sizeof(void *));
}

void main(){
	int ival,val;
	float fval;
	int *pval;
	printf("Please input a number:");
	scanf("%d",&val);
	ival=val;
	fval=(float)val;
	*pval=&ival;
	show_int(ival);
	show_float(fval);
	show_pointer(pval);
}
